No middleware if no ipc, add prefix env var

crypto_dev_signer/eth/web3ext/__init__.py

@@ -8,14 +8,13 @@ re_websocket = re.compile('^wss?://')
 re_http = re.compile('^https?://')
 
 
-#def create_middleware(ipcaddr='/var/run/cic-platform/cic.ipc'):
 def create_middleware(ipcpath):
     PlatformMiddleware.ipcaddr = ipcpath
     return PlatformMiddleware
 
 
 # overrides the original Web3 constructor
-def Web3(blockchain_provider='ws://localhost:8546', ipcpath='/run/crypto-dev-signer/jsonrpc.ipc'):
+def Web3(blockchain_provider='ws://localhost:8546', ipcpath=None):
     provider = None
     if re.match(re_websocket, blockchain_provider) != None:
         provider = WebsocketProvider(blockchain_provider)
@@ -24,6 +23,8 @@ def Web3(blockchain_provider='ws://localhost:8546', ipcpath='/run/crypto-dev-sig
 
     w3 = Web3super(provider)
 
-    w3.middleware_onion.add(create_middleware(ipcpath))
+    if ipcpath != None:
+        w3.middleware_onion.add(create_middleware(ipcpath))
+
     w3.eth.personal = w3.geth.personal
     return w3

crypto_dev_signer/eth/web3ext/middleware.py

@@ -23,12 +23,13 @@ class PlatformMiddleware:
     # hack workaround
     id_seq = -1
     re_personal = re.compile('^personal_.*')
-    ipcaddr = '/tmp/foo.ipc'
+    ipcaddr = None
 
 
     def __init__(self, make_request, w3):
         self.w3 = w3 
         self.make_request = make_request
+        raise AttributeError('ipcaddr not set')
 
     
     # TODO: understand what format input params come in
@@ -51,7 +52,7 @@ class PlatformMiddleware:
     def __call__(self, method, suspect_params):
 
         self.id_seq += 1
-        logg.debug('in middleware method {} params {}'.format(method, suspect_params))
+        logg.debug('in middleware method {} params {} ipcpath {}'.format(method, suspect_params, self.ipcaddr))
 
         if self.re_personal.match(method) != None:
             params = PlatformMiddleware._translate_params(suspect_params)